DE107138C - - Google Patents
Info
- Publication number
- DE107138C DE107138C DENDAT107138D DE107138DA DE107138C DE 107138 C DE107138 C DE 107138C DE NDAT107138 D DENDAT107138 D DE NDAT107138D DE 107138D A DE107138D A DE 107138DA DE 107138 C DE107138 C DE 107138C
- Authority
- DE
- Germany
- Prior art keywords
- producing
- bent
- section
- tube
- expansion device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005452 bending Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000013459 approach Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D9/00—Bending tubes using mandrels or the like
- B21D9/01—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length
- B21D9/03—Bending tubes using mandrels or the like the mandrel being flexible and engaging the entire tube length and built-up from loose elements, e.g. series of balls
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electrophonic Musical Instruments (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE107138C true DE107138C (OSRAM) |
Family
ID=377234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT107138D Active DE107138C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE107138C (OSRAM) |
-
0
- DE DENDAT107138D patent/DE107138C/de active Active
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